is a flush aluminium thermally broken flapvent for installation in aluminium, timber and uPVC window frames and ideal for sliding doors. The flat punched internal profile serves as an insect mesh and can easily be cleaned.
The internal flap can be set in 5 stepped positions (open/closed + 3 intermediate). A self-regulating (class P3) flap is integrated within the closing flap preventing draughts and guaranteeing watertightness up to 20 Pa in open position.
Three different types of THM90 EVO are available, each for different glass thickness: THM90 EVO (20, 24, 28, 33 mm) for installation on glass, THM90 PB EVO (20, 24, 28 mm) for installation at the bottom of the window and the THM90 TR EVO (20, 24 mm) for installation between profiles (at transom).
Flat aluminium self-regulating (class P3) flapvent
Ideal for application into sliding windows and conservatories
3 different types available: for installation on glass, at the bottom of the window under the glass, or between profiles (at transom )